curl

curl

Alternative to Postman

A command line tool and library for transferring data with URL syntax, supporting DICT, FILE, FTP, FTPS, GOPHER, GOPHERS, HTTP, HTTPS, IMAP, IMAPS, LDAP, LDAPS, MQTT, MQTTS, POP3, POP3S, RTSP, SCP, SFTP, SMB, SMBS, SMTP, SMTPS, TELNET, TFTP, WS and WSS. libcurl offers a myriad of powerful features

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last commit 2026-09-01
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A command line tool and library for transferring data with URL syntax, supporting DICT, FILE, FTP, FTPS, GOPHER, GOPHERS, HTTP, HTTPS, IMAP, IMAPS, LDAP, LDAPS, MQTT, MQTTS, POP3, POP3S, RTSP, SCP, SFTP, SMB, SMBS, SMTP, SMTPS, TELNET, TFTP, WS and WSS. libcurl offers a myriad of powerful features

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Free alternative to Postman

curl is a free, open-source alternative to Postman. Here's why:

  • 🌐 Multi-protocol data transfer
  • πŸ’» Powerful command-line interface
  • πŸ”„ Robust API request testing
  • πŸ”’ Secure data connections
  • πŸ“¦ Versatile library integration
See all open-source alternatives to Postman
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slug: curl